SunFounder ESP32 User Manual

SunFounder ESP32 Starter Kit
Generally, it is not recommended to use them as input pins. If you wish to use these pins, consider
the potential impact on the booting process. For more details, please refer to the Strapping Pins
section.
Schematic
When the line tracking module detects a black line, IO14 returns a high level. On the other hand, when it detects a
white line, IO14 returns a low level. You can adjust the blue potentiometer to modify the sensitivity of this module’s
detection.
Wiring
366 Chapter 3. For MicroPython User

SunFounder ESP32 Specifications

General

Brand	SunFounder
Model	ESP32
Category	Controller
Language	English